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People escort a shocked Pakistani politician, Ghulam Ahmed Bilour, center, who survived a suicide attack, at a local hospital in Peshawar, Pakistan on Tuesday, April 16, 2013. A suicide bomber targeting members of an anti-Taliban political party in northwestern Pakistan killed many people and wounded others, police and hospital officials said. (AP Photo/Mohammad Sajjad)

People escort a shocked Pakistani politician, Ghulam Ahmed Bilour, center, who survived a suicide attack, at a local hospital in Peshawar, Pakistan on Tuesday, April 16, 2013. A suicide bomber targeting members of an anti-Taliban political party in northwestern Pakistan killed many people and wounded others, police and hospital officials said. (AP Photo/Mohammad Sajjad)